Brass Foundry Zinc Ash from Mexico
Ash generated in brass (copper-zinc alloy) foundry operations, containing mainly copper with zinc, classified in HTS 2620.30.00.30 for recovery of metals. Qualifies under Chapter 2620(b) for arsenic/metal extraction uses.
Duty Rate — Mexico → United States
0%
Rate breakdown
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Import Tips
• Include foundry process documentation to prove non-iron/steel origin per hierarchy
• Quantify zinc via assay for statistical reporting; inaccuracies lead to penalties
• Segregate from municipal ash to prevent shift to heading 2621